Behind the Scenes at Bioderma

Bioderma Factory Micellar Water

This post is sponsored by Bioderma. As you might have seen on my Instagram (@labmuffinbeautyscience), I recently went with Bioderma to their headquarters in Aix-en-Provence in France to learn more about the brand and their products. I also got to tour their research and development labs and their manufacturing facilities. As you probably already know, Bioderma are the brand behind …

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How to Start on Tretinoin (Retin-A) and Retinol

My Routine for Starting on Tretinoin (Retin-A) Cream

I recently started using a prescription tretinoin cream, a generic version of Retin-A (Stieva-A). Tretinoin is probably THE most popular and evidence-supported retinoid (vitamin A derivative) ingredient in skincare. It works as an acne treatment, for anti-aging (both wrinkles and uneven pigment) and a generous handful of other skin issues. I’ve had a lot of requests for advice and tutorials …

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Dissolving Microneedle Patches: Science and Review (Vice Reversa)

Dissolving Microneedle Patches: Science and Review (Vice Reversa)

This post is sponsored by Vice Reversa. Dissolving microneedle patches are a relatively new technology. They’ve been researched for use in medicine for delivering vaccines, human growth hormone and insulin, but they’ve been showing up in skincare recently too, especially in Asia and K-beauty. Vice Reversa is the first brand with these patented dissolving microneedle patches that you can get …

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Silicone Mythbusting

Silicone Mythbusting Video

This post is sponsored by Grant Industries. Silicones are one of the Big Bad ingredients in skincare, make-up and haircare. They’ve been demonised by natural brands, and there are more warnings about them than you can count. So I was delighted when Grant Industries (ingredient manufacturer, maker of Granactive Retinoid, physical sunscreens and of course, silicones) asked me to do a …

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Sunscreens in your blood??! That FDA study

sunscreen-jama-study

You’ve probably seen the recent influx of articles about the new FDA sunscreen study, usually titled something like “sunscreens can make it to your bloodstream!” The study itself is fine and good and necessary as a first step in the FDA’s new zeal for sunscreen regulation. But the more I read the coverage around it, the more annoyed I get, …

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Europe Product Haul (Video)

This video is a quick(ish) overview of the beauty products I picked up in France and England on my recent trip to Europe – the exchange rate was really good and you guys gave me a lot of recommendations, thank you! I maaaaayyy have gone overboard. Click here for the video. On my trip I also filmed a chat with …

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Purito Centella Green Level Review

Purito Centella Green Level

Centella asiatica is a really popular ingredient that shows up in lots of “cica” products, both in Asian and Western brands. I recently had the opportunity to try out three products from Purito’s Centella Green Level line, which contains very high levels of this trendy skincare superstar ingredient. What Is Centella Asiatica? I’ve talked about the science behind Centella asiatica …

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How Do Different Types of Hair Dye Work? The Science

hair-dye-science

Dyeing your hair is one of the easiest ways to change up your appearance. It’s quick and low maintenance, but the science behind it is actually very interesting. The Structure of Hair To understand what happens, first we need know what exactly a strand of hair contains. Each strand of hair is made up of three layers: Medulla – This …

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